(upbeat music) (dog barking) [onscreen text] Barking when lonely. [onscreen action] Dog barking in enclosure. [Narrator] Barking out of boredom or loneliness is a common behavior in many dogs. This type of barking isn't really a behavior problem as much as it is an emotional response. Fortunately, the simple solution is often changing your dog's environment a bit. [onscreen action] Dog on leash outside. [onscreen text] (Dog’s thought bubble) I’m ready to come in now. [Narrator] Dogs typically don't do well when left alone for long periods of time, particularly if they're left outside a lot. [onscreen action] Woman walking with dog, man playing with dog in park. [Narrator] Remember that your dog wants to be with you and your family, so make sure you set aside time for regular walks, play times, and training sessions. You want to be sure you give your dog the social contact he needs to keep his body and mind busy. Consider giving your dog fun things to do to keep his mind occupied. [onscreen text] (dog’s thought bubble) Oh cool! Something to do. [onscreen action] Woman playing with dog on carpet. [Narrator] Feed him out of a puzzle toy so he can work for his meal, or start him on a treat hunt just before you leave home. [onscreen action] Dog barking alone in home. [Narrator] Now, if your dog barks excessively when left home alone, he may be suffering from separation anxiety. Contact a dog trainer in your area who specializes in treating anxiety in dogs. Also, consult your veterinarian to see if medication is needed to help ease his anxiety.